Skip to main content
Search titles, bodies, and author names
Found 65,500 posts across 1 forum.

What revision of the logic board in a macintosh 128k? — #5

JDW, the pictures referred to show the decoder. Before there were little decoder boards made, people piggybacked an additional 7AS153 atop the one at F3 as in this photo: http://h…
68kMLA Troubleshooting by H3NRY Sat, 7 Nov 2009 - 02:17

What revision of the logic board in a macintosh 128k? — #4

(Are you speaking of the 7 holes shown in my photos between RP1 and C34? Click to expand... That is exactly right. There are many pictures on the forum of these mini-mux boards …
68kMLA Troubleshooting by Mac128 Sat, 7 Nov 2009 - 01:46

Cube! with all the trimmings :D — #13

The chip inside the Cube's amplifier module is a TriPath TA1101B 20W digital amplifier, so indeed a TriPath amp is a terrific match for these speakers. They are 8 Ohm impedance. T…
68kMLA Hardware by H3NRY Sat, 7 Nov 2009 - 01:36

Why the 10MiB ceiling in a Classic II? — #3

Some Macs have hardware memory controller limits - only so many address lines. Many are limited by the boot ROM to a certain ceiling. I think the Classic II is one of these. There …
68kMLA Hardware by H3NRY Sat, 7 Nov 2009 - 00:21

What revision of the logic board in a macintosh 128k? — #2

I have a couple of early 128K boards; both are marked 820-0086-C in the top copper layer, and printed with a © 1983 date. Later 128K/512K boards do not need the little decoder boar…
68kMLA Troubleshooting by H3NRY Sat, 7 Nov 2009 - 00:03

Why the 10MiB ceiling in a Classic II? — #2

It's not a SIMM-size limit; it's a limit of the logic board's memory controller. The Color Classic, for example, comes with 4MB RAM soldered onto the logic board, and it has two SI…
68kMLA Hardware by tmtomh Fri, 6 Nov 2009 - 22:56

Looking at a PowerBook 1400 — #11

I now have five of these little gems; paid less than $50 for each. Great keyboards and very very robust. My latest one was used in a school - it's more beat up than my other ones, …
68kMLA Hardware by J English Smith Fri, 6 Nov 2009 - 22:08

Installing Mac OS 8 without CD drive — #1

A friend of mine just got a Powerbook 1400cs but without a CD-ROM drive. Its running a horrifyingly old install of 7.5.3 thats probably been on there since 1996. We'd like to get…
68kMLA Networking by Hrududu Fri, 6 Nov 2009 - 21:53

Powerbook 1400 Browsing Speed — #1

I am also finally the proud owner of a Lucent WaveLAN silver card and successfully got one of my 1400s online yesterday. Any tips from other 1400 web users re optimizing speed, be…
68kMLA Hardware by J English Smith Fri, 6 Nov 2009 - 21:50

Powerbook 1400 Parts + Take It Apart Guide — #1

Just got another Powerbook 1400; this one needs a little TLC. Is the best source of parts still Wegener Media? I need a rear foot/screw, PCMCIA door, cover latch etc. Also, does a…
68kMLA Hardware by J English Smith Fri, 6 Nov 2009 - 21:39

What revision of the logic board in a macintosh 128k? — #1

Hi all, as this is my first posting i like to introduce myself a bit. I'm Carlo from Germany and I'm an longtime Apple user. I started with an Apple //c in 1990 and now I'm using…
68kMLA Troubleshooting by MR. T Fri, 6 Nov 2009 - 20:05

So, Beige G3's. — #67

My Beige G3 is the music server for our house. It sits on the network and runs iTunes with sharing enabled and these: http://soundbridge.roku.com/soundbridge/index.php connect …
68kMLA Hardware by trag Fri, 6 Nov 2009 - 18:04

So, Beige G3's. — #66

As you are probably aware, ASP tells you which ROM is installed: $77D.40F2 revision A $77D.45F1 revision B $77D.45F2 revision C. Somewhere (but which where escapes me) is an (i…
68kMLA Hardware by trag Fri, 6 Nov 2009 - 17:56

So, Beige G3's. — #65

The best way to reset the pram is to disconnect main power, disconnect the PS from the motherboard, remove the pram battery, tap the power button to kill any residual voltage, and …
68kMLA Hardware by trag Fri, 6 Nov 2009 - 17:43

So, Beige G3's. — #64

My beige config is in the signature. Are there any ways to get the freaking dvd player to work on this thing?!?!?!?! I did a mod/hack where you delete the install check file in t…
68kMLA Hardware by trag Fri, 6 Nov 2009 - 17:32

Why the 10MiB ceiling in a Classic II? — #1

Hi all, The various threads here about 128MiB 72-pin SIMMs working in certain machines that were never intended to use them got me thinking. What, precisely, about the Classic II …
68kMLA Hardware by gsteemso Fri, 6 Nov 2009 - 17:29

RetroBrighted SE/30 System — #19

Hmmm. The discussion about H2O2 makes me wonder what effect a solution of KNO3 would have... For that matter, given that the Oxi-whatever produces H2O2 can you just dispense with…
68kMLA Troubleshooting by trag Fri, 6 Nov 2009 - 17:01

RetroBrighted SE/30 System — #18

JDW: Nice work! I saw your pictures and your mac/parts/pieces look fantastic! I've been away from these forums for the summer and was glad to return and see you had given it a t…
68kMLA Troubleshooting by lumpydog Fri, 6 Nov 2009 - 13:02

First Generation iPod 10GB — #2

Awwwwww, lucky! I got a 10gig 2G a while back that played stuff fine, but I could never get it to sync with my machines. Then the screen ribbon cable came apart :\
68kMLA Software by MultiFinder Fri, 6 Nov 2009 - 03:14

So, Beige G3's. — #63

do you have the latest powerlogix software? Mine lets me go higher than that chip is rated for, so I don't see why it wouldn't do that with a 900 too.
68kMLA Hardware by sircabulon Fri, 6 Nov 2009 - 02:25

8500 G4 Issue — #10

I pulled the on board cache card from the mother board when I installed the G3 years ago. This was recommended in the Sonnet installation instructions. The 500Mhz G3 processor wo…
68kMLA Troubleshooting by stretch Fri, 6 Nov 2009 - 01:54

So, Beige G3's. — #62

Thought I might post the machine I have the parts, but not the time to build - CPU - 900 MHz Powerlogix CPU - We were going to try to overclock this to 1000 MB- RV 2 I believe. I…
68kMLA Hardware by macintoshme Thu, 5 Nov 2009 - 23:55
mp.ls